The book follows the dictates of the National Universities Commission as it covers all the topics prescribed by NUC for law students. The topics covered include: definition, nature and scope of jurisprudence; meaning of law, its functions and relationship with some related concepts: sources of law; fundamental legal concepts such as rights, duties, liability, ownership, possession, personality, among others; language and the law; the natural law school; historical school of thought: positivist theory of law; pure theory of law; sociological theory of law; Marxist theory of law; indigenous themes of concept of law; customary law and Maliki's jurisprudence of Islamic law; and lastly, codification, restatement, adaptation and unification of customary law. The book is an invaluable companion to law students in Nigeria.